Eaton DBR51731 WT100 3 Interlocked Receptacle - Hazardous
Part Number: DBR51731 WT100 3
Manufacturer
Eaton Crouse-Hinds
Part number
DBR51731 WT100 3
Quick Summary
The Eaton Crouse-Hinds Arktite DBR interlocked receptacle provides safe, controlled power connections for hazardous-location equipment. In industrial settings, unreliable interlocks and complex wiring slow maintenance and raise the risk of starting equipment during service. This unit delivers 100 A at 600 Vac with a built‑in enclosed circuit breaker and is certified for Hazardous/Classified Locations under NEC/CEC. Its spring‑loaded door and copper‑free aluminum enclosure simplify installation in tight spaces while meeting stringent safety and regulatory requirements. Secondary benefits include improved maintenance uptime and a clear path to compliance across industrial automation, mining, and chemical processing environments. Designed for field upgrades, it supports retrofit with existing Cutler-Hammer breakers.
Product Information
Extended Description
DBR51731 WT100 3 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Arktite DBR interlocked receptacle, 100A, 100A circuit breaker, Three-wire, three-pole, Brass contacts, With breaker, Style 1, Cutler-Hammer, Copper-free aluminum, Spring door, 1-1/2", 600 Vac
Product Name
Eaton Crouse-Hinds series Arktite DBR interlocked receptacle
Catalog Number
DBR51731 WT100 3
Product Length/Depth
7.25 in
Product Height
23.5 in
Product Width
8.13 in
Product Weight
27 lb
UPC
662276850811
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
3 9 12
Enclosure type
With breaker
Receptacle style
Spring door
Amperage Rating
100A
Grounding style
Style 1
Configuration
Three-wire, three-pole
Voltage rating
600 Vac
Trade size
1-1/2"
Circuit breaker amperage
100A
Manufacturer
Cutler-Hammer
Material
Copper-free aluminum
Contact material
Brass
Arktite DBR Dust-Ignitionproof Interlock Receptacles catalog page
Arktite DBR Dust-Ignitionproof Interlock Receptacles with Enclosed Circuit Breakers UL certification
IF 1181 - DBR Interlock Receptacle
Eaton Specification Sheet - DBR51731 WT100 3
Feature: 100A amperage rating at 600 Vac with a three-wire, three-pole configuration. Business Impact: Handles high-demand equipment safely while meeting code requirements, reducing the risk of undervoltage or overcurrent faults. Application: Suitable for heavy automation cells, mining conveyors, and chemical processing lines that require robust power interlocks. Feature: Enclosed circuit breaker included. Business Impact: Consolidates protection components, streamlines maintenance, and improves lockout/tagout efficiency, cutting downtime during servicing. Application: Ideal for control panels and enclosures where quick restoration of power is critical after maintenance. Feature: Copper-free aluminum enclosure and brass contacts. Business Impact: Provides corrosion resistance and lower weight without compromising conductivity, lowering lifecycle costs and upgrade challenges. Application: Harsh environments such as remote plants or offshore facilities benefit from easier handling and long-term reliability. Feature: Interlock with spring door and dust-ignitionproof DBR design. Business Impact: Prevents energization when the door is open, enhancing worker safety and reducing arc-flash risk. Application: Environments with dust, vapors, or ignition hazards, including packaging lines and chemical processing zones. Feature: Compliance and ratings (NEC/CEC, Hazardous/Classified Locations, NEMA 3/9/12). Business Impact: Demonstrates conformance to stringent standards, easing procurement audits and installation approvals. Application: Suitable for panel assemblies in regulated industries that demand proven hazardous-location performance. Feature: 1-1/2 inch trade size and Cutler-Hammer compatibility. Business Impact: Simplifies integration with standard conduit fittings and existing breaker platforms, reducing install time and spare-part variety. Application: Retrofit projects or new builds aiming for modular, scalable power distribution in automation lines.
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FAQs
Plan for a compliant installation by confirming the enclosure is rated for Hazardous/Classified Locations under NEC/CEC. Position the unit to minimize exposure to dust and vapors, ensure proper grounding (Style 1), and verify the 1-1/2 inch trade size fits your conduit and mounting provisions. Use the integrated breaker to streamline lockout/tagout and reduce field assembly.
This interlocked receptacle supports 100 A continuous current with a 600 Vac rating in a three-wire, three-pole configuration. It includes a built-in enclosed circuit breaker, copper-free aluminum enclosure, brass contact material, and a spring door. The unit is designed for operations in hazardous locations with NEC/CEC compliance, ensuring reliable performance in demanding environments.
Yes. The DBR51731 WT100 3 is purpose-built for hazardous locations and automation environments. Its interlock and enclosed breaker simplify safe maintenance, while its NEMA 3/9/12 compatibility and 100 A/600 Vac ratings align with typical control-panel requirements in mining and chemical processing facilities.
It adheres to NEC/CEC standards for hazardous locations, provides NEC Class II Division 1 and 2, and Class III ratings, and carries NEMA ratings 3, 9, and 12. The product is designed for Hazardous/Classified Locations, offering reliable performance and regulatory compliance for industrial applications.
The integrated breaker reduces part counts and simplifies servicing, translating to lower maintenance time and labor costs. The corrosion-resistant copper-free aluminum enclosure and durable brass contacts extend service life in harsh environments, while the interlock feature minimizes unplanned energization, contributing to safer operations and reduced downtime.